Bright Kelly Green - FL Green - This is a neon color - No I'm sorry it doesn't glow per say - but it is reactive under a black light (see other pics). You get 12 of these rooster cape feathers that are stiff & webby craft feathers - they are 3-7" inches. 

Kelly Green Craft Feathers Coq Rooster Cape Feathers FL Green Neon Green 12PC